[Elecraft] KPA500

[István Szabó]

  On 9/10/2010 6:10 AM, Phil Townsend wrote:
> So I got me a ten watt k3... I like it... It is very good. It works. And I'm thinking of a KPA500.
> But to run the KPA500 I gotta get the 100 watt add-on first. Hummmm.... Is that a deal breaker? Might be. If I don't get the hundred water then I can't get fully output.!.?&-¥xxx
> So the true cost of the kPA500 is way more... For me with just ten watts. I really only want ten watts. But when I feel the need, the need for speed (yeah I had to say it) I would like to hit the big lever marked kill and blast them out of their socks.
>
> "Can't hear me OM??
> He switches the amp to kill....
> How's ur copy now om?
>
> The screenplay is in my head...
> Among other things.
>
> I would like to be able to upgrade with out the interim 100 watter.
> Yeah, I know, i won't work but I can ask those guys who sweat solder and cash flow and you never know they just might be able to do it.
> To me the K2 was a total mind melt...and the K3 is beyond my wildest dreams. Quite an upgrade from the old Heathkits I used to build... No disrespect meant the hotwaters and Indians that may be still lurking.
>
> Phil
> Santa Fe
>
>
> Build your own gear
> Grow your own food.
>
>
>
> Sent from my iPad
>
> On Sep 9, 2010, at 9:30 PM, Greg<n4cc at cableone.net>  wrote:
>
>> Free market feedback...bring back the 1500 watt amp!  73 de Greg-N4CC
>>
>> -----Original Message-----
>> From: elecraft-bounces at mailman.qth.net
>> [mailto:elecraft-bounces at mailman.qth.net] On Behalf Of Doug Person
>> Sent: Thursday, September 09, 2010 8:58 PM
>> To: elecraft at mailman.qth.net
>> Subject: Re: [Elecraft] KPA500
>>
>>   It's never as simple as that.  I think announcing a product when its on
>> its final approach is fine.  I think getting tons of feedback on what you're
>> about to invest heavily in is good business.  Maybe the truth of the earlier
>> amps was that there just wasn't enough positive response to them.  Maybe
>> this time they used all the input from the previous attempt to refine the
>> price point and feature set.  Maybe everytime someone here says the price is
>> too high Eric makes another note. Or someone else says I'll order on the
>> first day - is another note. This is free market research.  Easy access to
>> the most likely buyers.  A big product mistake by a small company like
>> Elecraft could sink them.  I think they took a LOT of notes on the road to
>> completing the K3. Nobody can argue with the results. And when the KPA-500
>> is released, it will be based on tons of feedback.
>>
>> Doug -- K0DXV
>>
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Four MOSFETs can be driven out with ten watts id these are MRF150s (or 
VRF). You probably need to modify the input circuit. For EB104 needs 
only 6 watts.

-- 
István Szabó

Success is the ability to go from failure to failure without losing your enthusiasm. - Winston Churchill (1874 - 1965)